介紹一種以Atmel公司的attiny13為處理器的投影儀防盜器設(shè)計(jì)方案。該防盜器具有功耗低,功能完整,防盜效果良好等特點(diǎn),除具有報(bào)警功能外,防盜器還具有以無線方式向主機(jī)發(fā)送報(bào)警信號(hào)的功能。采用315MHz發(fā)射模塊實(shí)現(xiàn)無線信號(hào)發(fā)送。該投影儀防盜器可適應(yīng)眾多廠家生產(chǎn)的防盜器主機(jī)。
Abstract:
This paper introduces the design scheme of overhead projector's anti-theft device which users ATMEL company’s attiny13as processor.This anti-theft device features low powerloss,functional integrity,good effect of anti-theft.In addition to its own with alarm functions,the anti-theft device also has alarm function which can send alarm signal to the host through wireless way.It sends wireless signal using315MHz transmitting module,so this overhead projector’s anti-theft device is adapted to anti-theft device host produced by many manufacturers.